Mechanically-speaking, Oread in Pathfinder: Domain are identical to those found in the Pathfinder Advanced Race Guide p144. You can also find Racial Information on them on the d20pfSRD website.
XP Cost: 6,000
Tulun Oread: One of the many “Refugee Races” that make up the Kingdom of Kajir, the Oread were pulled into the land of Tulun through the magical portal created during The Reckoning. Involved in the construction and upgrading of the Kingdom (and especially the Capital City of Essara) in a very practical sense and are the core representatives of the Court of Earth. As such they are highly respected members of the community and their word carries a lot of weight among the people of Kajir.
Place of Origin: Originally from a different plane of existence which was heavily influenced by the elemental pole of Earth, Oread now are most commonly found in the magic-rich Kingdom of Kajir, though some do travel abroad to follow a sense of adventure or for practical reasons.